What volume (in mL) of 30.0% hydrogen peroxide solution is required to provide the mass required in question 8 above? Mass=10.2g of a 30% hydrogen peroxide soltuion. Density of 30.0% H2O2 = 1.11 g/mL Answer with 3 sig figs.

Q: When answering this problem, report the answer with the appropriate number of significant figures.…

A: We have to calculate the concentration of iodide ion.

Q: Molarity of 26% (w/w) ammonia solution, :having a density of 0.85 g/ml is M 12.5 O M 12.0 O M 13.5 M…

A: Given: Concentration of ammonia solution = 26% (w/w) Density = 0.85 g/mL Molar mass of ammonia = 17…

Q: How many moles of MgCl2 are present in 60.0 mL of 0.100 M MgCl2 solution? Note: 1. Answers must be…

A: molarity is defined as no. of moles of solute devided by volume of solution in liter .

Q: What volume of a 0.716 M KBr solution is needed to provide 30.5 grams of KBr? O 822 mL O 42.7 mL O…

A: According to our policy we should solve one question ( If any subpart present then first three…

Q: Craw McGraw-Hill Education Campus Saved Ex. 1b - Mass/volume percent concentration - calculate using…

A: Volume of solution = 0.350 L  Mass of KCl = 13.0 g  We have to find m/v percent of solution.

Q: Commercial concentrated aqueous ammonia is 28.0% NH3 by mass and has a density of 0.900 g/mL. What…

A: We have given that   Commercial concentrated aqueous ammonia is 28.0% NH3  by mass density of 0.900…

Q: The formula for a psoriasis lotion is as follows: Coal Tar Solution 5 mL Salicylic Acid Urea aa 3.1%…

A: 7pint = 3312 ml Psoriasis lotion contain 5% salicylic acid.

Q: f. 1.00 mL of 0.175M NaOH diluted to 375 mL (M₁V1 = M2V2) g. 5.00 x 10-³ M Ba(OH)2 solution h. 2.055…

A: f) Given, Initially M1 = 0.175 M V1 = 1.00 mL Later (after dilution) M2 = ? V2 = 375 mL First we…

Q: 100 KI 90 80 70 KNO3 60 50 40 30 20 10 Solute per 100 g of H₂O (g) 0 0 NH,CI The solution holds 85 g…

A: The above provided graph discusses the solubility of KNO3 in water at varying temperatures.

Q: A 1.5L nitric acid solution was prepared by mixing 5mL of concentrated nitric acid (SG = 1.42) with…

A: Volume of final solution = 1.5 L  Volume of nitric acid taken = 5 mL

Q: Calculate the mass percent (m/m) of 25.0 g KCl dissolved in 125 g of water?

A: Mathematically,Mass percentage of an substance is equal to the ratio of mass of given substance to…

Q: 2. An alcohol solution contains 35.0 g of 1-propanol (C3H7OH) and 150 g of ethanol (C2H50H). (a)…

A: Consider the given information is as follows; Mass of 1-propanol = 35.0 g                  (solute…

Q: 30. A concentrated solution of an acid  has the m/m% of 88.0% and density 1.20 g/mL.  Calculate the…

A: Given,  A concentrated solution of an acid  has the m/m% of 88.0% and density 1.20 g/mL. and the…

Q: 11. A solution is made by dissolving 15.0 mL HOCH;CH,OH (density = 1.09 g/mL) into 200.0 mL CH;OH…

A:

Q: What volume (mL) is required from a stock solution of 1.98 M KNO3 to prepare a 750 mL solution of…

A: Here given--- Initial volume (V1) =? Initial strength (S1) = 1.98 M Final volume (V2) = 750 mL Final…

Q: Consider a solution composed of toluene (C7H8) and benzene (C6H6) with volumes 50 mL and 125 mL,…

A: The molarity of a solution depends on the number of moles of the compound and the volume of the…

Q: Three different solutions were prepared in the laboratory. One was prepared by dissolving 82 g of…

A: Mass of KCl = 82 g Molarity of final solution = ? On dilution number of moles remain same but the…

Q: How many grams of KOH are present in 35.0 ml of 5.50 M solution? Atomic Masses:K = 39.10; 0 = 16.00;…

A:

Q: Four different solutions were prepared in the laboratory. One was prepared by dissolving 28 g of…

A: Few questions based on mole concept, which are to be accomplished.

Q: Analytical Chemistry Q5- Calculate the number of grams of solute in: a - 1 L of 0.2 N Ba(OH)2…

A: it is defined as number of gram equivalent divided by volume of solution in liter

Q: Four different solutions were prepared in the laboratory. One was prepared by dissolving 28 g of…

A: Since you have asked multiple questions, we will solve the first three sub-question for you. If you…

Q: Determine the mass of NaCI needed to make 100.00 mL of 1.38 M NaCl solution. Show your set-up. () x…

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: How many millilitres of concentrated sulphuric acid, 99.0%, density 1.831 g/cm3, are required to…

A:

Q: What volume of 18M sulfuric acid, H2SO4, must be used to prepare 2.30L of 0.145M H2SO4? a) 19 mL…

A: Dilution formula :-  When a concentrated solution of Molarity M1 and volume V1 is diluted to form a…

Q: Calculate the molarity of a solution prepared by diluting 100 cm3 of H3PO4 (d= 1.75 g/mL and 89 %…

A: Interpretation -  To determine the molarity of a solution prepared by diluting 100 cm3 of H3PO4 (d=…

Q: where 0.150 mol of the solute is dissolved into enough solvent to give a total volume of 350 mL. 2.3…

A: The mole concept was proposed to relate the composition of substances, atoms, and molecules.…

Q: . Calculate the number of moles in these quantities: (a) 25.0 g KNO3 (c) 5.4 x 102 g (NH4)2C2O4 (b)…

A: We have given that  1. Calculate the number of moles in these quantities: (a) 25.0 g KNO3 (c) 5.4 x…

Q: Calculate the mass percent of solute in the following solutions. (a) 8.53 g of NaCl dissolved in…

A: The mass percentage is referred to as the ratio of the mass of solute by the mass of solution and…

Q: How many grams of Al2(SO3)3 are in 300 mL of 1.5 M solution whose density is 1.40 g/mL.

A:

Q: How many moles of solute particles are present in 4.16 mL of 0.281 M NaNOg? Take the LOG (base 10)…

A: Given : Concentration of NaNO3 = 0.281 M And volume of solution = 4.16 mL

Q: . How many grams of pure H3PO4 are needed in the preparation of 250 mL of a 3.5 M solution of H3PO4?…

A: Molarity is a way of representing the concentration of the solution. It is defined as the number of…

Q: Calculate the molarity of the resulting solution prepared by diluting 25.0 mL of 18.0% ammonium…

A:

Q: What  is the molarity of the new solution?

A: Given :-    initial concentration(M1) = 16 M                   initial volume(V1)  = 20.0 mL…

Q: 8. (2 pts) What volume (in mL) of a 2.0 M K2CrO7 solution must be diluted to prepare 500 mL of 0.10…

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Q: When answering this problem, report the answer with the appropriate number of significant figures.…

A: Given : concentration of KI used = 0.010 M Volume of KI solution used = 5.00 mL = 0.005 L…

Q: 1) 11. 3 g BaI2 is dissolved in 145.0 g of H2O. Calculate the percentage concentration (by mass) of…

A: Since you posted multiple questions, we only answered the first one   1) We have  Percent…

Q: 1. Which solution-0.50 M NaCl or 0.25 M SrCl₂-has the larger concentration when expressed in mg/mL?…

A:

Q: FOR QUESTIONS 1-3: Given the following table, answer the questions below. Table 1: Solubility values…

A:

Q: 1) The mass percent of CaCl2 in a solution is 28%. Calculate the mass of CaCl2 in 150. g of this…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Find %mass of solute X in a solution made of 17 g(X) and 168 g of solvent: %mass X = ____ g(…

A: Answer: % mass of solute X in the solution is 9.2 %

Q: Run 1 Run 2 Molarity of KMnO4 solution (M) from bottle 0.00101 0.00101 Initial reading of buret…

A: 2 KMnO4 + CdC2O4  → K2C2O4  + Cd(MnO4)2 Mole to mole ratio of KMnO4 :  CdC2O4  = 2 : 1

Q: A 32.5 mL sample of an 5.6 % (m/v) KBr solution is diluted with water so that the final volume is…

A:

Q: A solution is prepared by diluting 0.7850L of 1.262M K2S solution with water to a final volume of…

A:

Q: alculate the molarity of the following aqueous solutions:   a). 0.540 g of Mg(NO3)2 in 250.0 mL of…

A: Given: The mass of Mg(NO3)2 (magnesium nitrate) is 0.540 g in 250.0 mL of solution The mass of…

Q: How many mL of 0.625 M KBr are needed to prepare 2. O 200. mL O 0.0200 mL O 313 mL O 31.3 mL

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Q: 1. Calculate the molar mass of sodium carbonate, NazCO, 105.9884 g/mol 2. Calculate the mass of…

A:

Q: What volume (mL) is required from a stock solution of 1.98 M KNO3 to prepare a 750 mL solution of…

A: The correct option is:

Q: Arrange the following solutions from lowest molarity (on the bottom) to highest molarity (on the…

A:

Q: 3. Find the number of millimoles of solute in 2.00 L of 3.25 x 10 M KMNO4.

A: Molarity of a solution is equal to the number of moles of solute present in one liter of solution.

Q: 0.0001 0.8859 140 22.1214 What is the molarity of the fourth solution?

A: GIVEN Molarity Molarity (M) is the amount of a substance in a certain volume of solution. It is also…